Old Bill has grumbled his way through the trenches of the First World War. Now it is the Second and, envious of his son, Young Bill, he decides to enlist. He finally enters the Pioneer Corps, which is based near his son. When Young Bill goes missing during a raid, Old Bill shows that there's still life in the old dog yet!
Morland Graham
John Mills
Mary Clare
Renée Houston
Rène Ray
Gus McNaughton
Ronald Shiner
Manning Whiley
Janine Darcey
Roland Culver
Donald Stuart
Nicholas Phipps
Allan Jeayes
Ian Fleming
Philip Friend
Arthur Hambling
Edward Lexy
Al Millen
Bill Shine
Percy Walsh
John Warwick
Ben Williams
George Spence